tree 91d2320a826e5249d61981c8c7b3cb06cc7d4a66
parent 0602ce67a6c933662998a0faabb64409fc71a88e
author Arthur Heymans <arthur@aheymans.xyz> 1527339909 +0200
committer Patrick Georgi <pgeorgi@google.com> 1528968964 +0000

nb/intel/x4x: Work around a quirk

It looks like this hardware has a bug where the display controller
does not work properly when dram is clocked 533MHz and the channels
are configured in non-stacked mode.

The workaround is to select stacked mode in this configuration.

Change-Id: I6f37ce15a4e98a4cdbd6d893f22846a65c8be021
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/26564
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>